Surveys

Survey operations 29 aug thru 01 nov by M/V akademik nemchinov and M/V akademik primakov towing 6500 meters…

East Siberian Sea · HYDROARC 176/23

issued
2023-08-21 18:55Z
status
cancelled 2023-11-02 00:01Z (archive)
self-cancels
2023-11-02 00:01Z
authority
NAVAREA XXI 39/23 211829Z AUG 23.
position
74.178, 172.564
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

EAST SIBERIAN SEA.
DNC 27.
1. SURVEY OPERATIONS 29 AUG THRU 01 NOV
   BY M/V AKADEMIK NEMCHINOV AND
   M/V AKADEMIK PRIMAKOV TOWING 6500 METERS
   LONG CABLES IN AREAS BOUND BY:
   A. 73-45.63N 174-27.26E, 73-26.42N 174-39.58E,
      73-21.04N 172-59.62E, 73-39.91N 172-45.73E.
   B. 74-44.10N 173-04.17E, 74-16.34N 172-54.80E,
      74-18.71N 170-48.24E, 74-46.50N 170-53.89E.
   SEVEN MILE BERTH REQUESTED.
2. CANCEL THIS MSG 020001Z NOV 23.

This area · survey operations

7 within 180 nm since 2017 · 0 in the last 12 months · 0 in force now

17
20
23

Season · when survey operations happen here

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month of issue, all years in the archive

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

73 survey operations in force · see all

Surveys

Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations

Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.